Efficiency in the provision of some large-scale services motivates the administrative coordination of the urban functions at a more aggregate level. In Italy, the Metropolitan City (MC) has recently been introduced as an effective intermediate level between the region and the municipalities, to accommodate the integrated management of urban functions characterized by a broad spatial scope. The case of the Milan MC provides an opportunity for reflection on the extent to which the MC design should be envisioned, considering the urban morphology of an area. We analyze the patterns of urbanization, measured with population density and the share of urbanized area, considering the territories of the enlarged Milan metropolitan area, which...